You'll love it!
Dont worry about the sunroof "issue". I HIGHLY doubt that would have any impact on your track time anyway. Can you imagine someone saying they could have shaved .2 seconds off their track time had they had a non sunroofed 1LE LMFAOWROTFL!!
Current: PFADT Drop Springs/ZL1 Rock Guards/SLP Skip Shift Elim./DRAKE Bowtie Delete/ELITE Catch Can/XPEL Clear Film/CORSA ZL1 Cat Back
Future: 21 CMC ported & polished LS3 L92 cylinder heads/Three angle valve job, hand blending of valve seats/CC chambers, surface, set spring heights and assembly/Heavy Duty double valve springs, titanium retainers,10 degree locks & seals/21CMC custom hydraulic roller camshaft/TS Long tube stainless headers /Ported & polished throttle body/160 degree thermostat/NGK V-Power Spark Plugs/Roto-fab Air Intake. OR Procharger Or ZL1